Additional Fix:Reduce Power Consumption : open the “Engineering menu” by dialing * # * # 3646633 # * and select “BandMode” there, there will be a menu with two items “SIM1” and “SIM2”. You must enter each item , And remove the check marks from “GSM850” and “PCS1900”, then press the “SET” button.

*** Please sign this petitionfor getting source code of lenovo a2010, and help devlopers to create a better and bug free 6.0 or 7.1 based roms.